{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "data breach", "arguments": ["damage amount", "number of data", "time", "purpose", "number of victim", "attacker", "compromised data", "place", "victim", "tool", "attack pattern"]}], "input": "A malicious website initially set up to extort visitors to pay a cryptocurrency ransom has changed its course ."}
{"data breach": []}